Mizuho Financial Group, Inc. operates as a holding company, which engages in the provision of financial services such as banking, trust banking, securities, and others. It operates through the following segments: Retail & Business Banking Company (RBC), the Corporate & Investment Banking Company (CIBC), the Global Corporate & Investment Banking Company (GCIBC), the Global Markets Company (GMC), and the Asset Management Company (AMC). The RBC segment provides financial services for individual customers, small and medium-sized enterprises, and middle-market firms. The CIBC segment provides financial services for large corporations, financial institutions, and public corporations. The GCIBC segment provides financial services for Japanese overseas affiliated corporate customers and non-Japanese corporate customers. The GMC segment invests in financial products with market risk, such as interest rate risk, equity risk, and credit risk. The AMC segment develops financial products and provides financial services. The company was founded in 1864 and is headquartered in Tokyo, Japan.